Prey depletion is a problem for many orca populations, as is biocontamination, increasing ship traffic, harassment, conflict with fisheries, habitat loss, risk of oil spills, and noise pollution. In some regions â Greenland, Japan, Indonesia, and some Caribbean islands â they are still victims of whaling efforts.
Yet, since not all phytonutrients give color, it's important to not overlook some off-white foods as wellâfor example, garlic, onions, and leeks are rich in powerful sulfur-containing phytonutrients.
Plants typically use the phytonutrients to fend off infestation of microorganisms such as bacteria and fungi. In the human body, phytonutrients often display beneficial properties. Phytonutrient supplements contain a variety of different classes of compounds, such as carotenoids and flavonoids. Supplements may not be as effective as natural sources, such as fruits and vegetables.